Tag Archives: Preamplifier

Yamaha CX-1 Preamplifier Service & Repair

You may have seen the article I wrote recently about repairing a gorgeous Yamaha MX-1 power amplifier. This time I’m servicing a Yamaha CX-1 preamplifier, which matches the MX-1 and is part of the same set.

Yamaha made some really superb hi-fi gear back in the day, as I’m sure many of you know. There were the B series VFET amps like the B-1 and B-2, the legendary NS-1000 monitor loudspeakers, the perhaps even more (studio) famous NS-10 monitors, awesome MX-10000, CX-10000, and many more.… Read more

Quad 44 Preamplifier Service

I’ve just serviced a Quad 44 preamplifier. In this article, I’ll show you what the 44 looks like inside and explain some of its features.

Along with a Quad 405 power amplifier, I recently serviced this Quad 44 preamplifier, both owned by the same customer. I’m told he purchased them after a chat we had about resurrecting his KEF speakers, and purchasing some Quad gear to power them!… Read more

Accuphase C-202 Class A Preamplifier Service

As a bit of a teaser for the new year, I hope you like this piece on servicing my Accuphase C-202 preamplifier. The C-202 is a line-level, Class-A preamplifier, with dedicated CD buffer and is fully hardware balanced. It is a superb piece of gear.

I pulled the main circuit board to address some dry joints and clean tobacco residue, left from the previous owner.… Read more